Upstream spiral-rs deleted their github repo

Use our own local fork instead

cpir-read/Cargo.toml

@@ -16,7 +16,7 @@ curve25519-dalek = { package = "curve25519-dalek-ng", version = "3", default-fea
 lazy_static = "1"
 sha2 = "0.9"
 subtle = { package = "subtle-ng", version = "2.4" }
-spiral-rs = { git = "https://github.com/menonsamir/spiral-rs/", rev = "176e396d" }
+spiral-rs = { git = "https://git-crysp.uwaterloo.ca/iang/spiral-rs-fork", rev = "176e396d" }
 rayon = "1.5"
 bincode = "1"
 serde = "1"